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Ruiqite 6G fluorescent brightening technology delivers superior whitening, anti-yellowing, and transparency with minimal dosage — ensuring brighter colors, enhanced durability, and long-lasting results.
Our state-of-the-art facilities ensure consistent quality and efficiency. With advanced production lines and strict quality control, Ruiqite optical brighteners are engineered for stable performance and superior whitening effects in various applications.
Ruiqite's 6G optical brighteners provide exceptional whitening, anti-yellowing, and aging resistance. Using less dosage, you achieve brighter results, better transparency, and enhanced color performance — reducing cost while boosting product quality.
Chosen by over 40,000 clients and backed by 800+ application cases, Ruiqite has become a global operator in fluorescent whitening solutions. Our expert team works closely with partners worldwide to deliver customized and innovative brightening solutions.
Henan Ruiqite Chemical (BX Chem) is a large-scale chemical additive manufacturer integrating R&D, production, and sales.
In 1992, Chairman Chen Jirui began producing fluorescent brightener OB and its raw materials. After 30 years of development, Ruiqite Chemical has grown in both fluorescent brighteners and multifunctional additives, becoming China's earliest and largest supplier of brightener solutions.
Ruiqite Chemical has four directly-owned factories and eight partner factories, with an annual production capacity of 5,000 tons. The company also boasts a 3,640-square-meter intelligent warehouse, ensuring on-time delivery and providing customers with unwavering confidence in our reliable service.
With advanced technology, reliable testing equipment and a complete quality control system, Ruiqite Chemical provides personalized solutions for industries such as plastics, paints, inks, coatings, detergents, textile printing and dyeing, and papermaking. Its products include: fluorescent brighteners, antioxidants, UV absorbers, light stabilizers, brighteners, nucleating agents, toughening agents, wear agents, deodorants, antistatic agents, chain extenders, anti-hydrolysis agents, photoinitiators, etc. With more than 500 sets of application solutions, its products are fully recognized by more than 40,000 users worldwide.
Ruiqite's products are certified to ISO 9001 quality management system, ensuring quality and safety in the global market.
Optical brighteners—also known as fluorescent whitening agents (FWAs)—absorb UV/violet light (340‑370 nm) and re‐emit blue light (420‑470 nm), enhancing whiteness and reducing yellowing in plastics, textiles, coatings, and detergents.
We employ proprietary German-derived formulations and a dedicated team of experts focused on optical brightener R&D, enabling optimized performance with minimal dosage and fast turnaround for diverse industries.
We provide additive solutions for a wide range of applications, including plastics, paints & coatings, inks, textile & dyeing, detergents, and paper industries—leveraging over 800 application case studies.
Yes—RQT Chem offers tailored formulation recommendations. Dosage depends on substrate chemistry, processing method, and brightness goal. Our technical team will assist in dosage adjustment and compatibility evaluation.
RQT Chem owns 4 factories and partners with 8 facilities, producing up to 5,000 tons annually. We maintain a 3,640 m² smart warehouse, ensuring reliable supply and prompt delivery globally.